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| author | Kevin | 2014-11-15 09:58:27 +0800 |
|---|---|---|
| committer | Kevin | 2014-11-15 09:58:27 +0800 |
| commit | 392e8802486cb573b916e746010e141a75f507e6 (patch) | |
| tree | 50029aca02c81f087b90336e670b44e510782330 /ANDROID_3.4.5/arch/sparc/include/asm/perf_event.h | |
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init android origin source code
Diffstat (limited to 'ANDROID_3.4.5/arch/sparc/include/asm/perf_event.h')
| -rw-r--r-- | ANDROID_3.4.5/arch/sparc/include/asm/perf_event.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/arch/sparc/include/asm/perf_event.h b/ANDROID_3.4.5/arch/sparc/include/asm/perf_event.h new file mode 100644 index 00000000..4d3dbe37 --- /dev/null +++ b/ANDROID_3.4.5/arch/sparc/include/asm/perf_event.h @@ -0,0 +1,29 @@ +#ifndef __ASM_SPARC_PERF_EVENT_H +#define __ASM_SPARC_PERF_EVENT_H + +#ifdef CONFIG_PERF_EVENTS +#include <asm/ptrace.h> + +#define perf_arch_fetch_caller_regs(regs, ip) \ +do { \ + unsigned long _pstate, _asi, _pil, _i7, _fp; \ + __asm__ __volatile__("rdpr %%pstate, %0\n\t" \ + "rd %%asi, %1\n\t" \ + "rdpr %%pil, %2\n\t" \ + "mov %%i7, %3\n\t" \ + "mov %%i6, %4\n\t" \ + : "=r" (_pstate), \ + "=r" (_asi), \ + "=r" (_pil), \ + "=r" (_i7), \ + "=r" (_fp)); \ + (regs)->tstate = (_pstate << 8) | \ + (_asi << 24) | (_pil << 20); \ + (regs)->tpc = (ip); \ + (regs)->tnpc = (regs)->tpc + 4; \ + (regs)->u_regs[UREG_I6] = _fp; \ + (regs)->u_regs[UREG_I7] = _i7; \ +} while (0) +#endif + +#endif |